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Finding the Fourth Proportional to 533,077.80, 735,627.38 and 291,358.41

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Solution

The fourth proportional to 533,077.80, 735,627.38 and 291,358.41 is: 402,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,077.80 : 735,627.38 = 291,358.41 : x
  2. Step 2: Convert to fraction form
    533,077.80/735,627.38 = 291,358.41/x
  3. Step 3: Cross multiply
    533,077.80x = 735,627.38 × 291,358.41
  4. Step 4: Simplify right side
    533,077.80x = 214,331,223,789.27
  5. Step 5: Solve for x
    x = 214,331,223,789.27/533,077.80
  6. Step 6: Final answer
    x = 402,063.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.